Rätsel
riddle
puzzle
enigma
mystery
rätselhaft
mysterious
Rassel
rattle
Rätselfrage
conundrum
Rätselraten
guesswork
ratsam
advisable
Rate
rate
installment
instalment
Ratte
rat
Ratze
rat
Räter
Raeti
Rätien
Raetia
raten
advise
give advice
guess
Assel
isopod
Hansel
Jack
Hänsel
Hansel
Parsel
parseltongue
Ryssel
Lille
Rössel
horse
rasseln
rattle
Amsel
blackbird